Because the backs of the hands are part of the dorsal aspect of the body and the palms are part of the ventral aspect of the body anatomical drawings typically show one "side" at a time for the sake of continuity.
The correct human anatomic position is as followsFlat their backPalms should be facing upToes should be pointed to the air roughly perpendicular with the tableThe penis (only in males obviously) should be erect
The person will be facing forward
orbital cavity
Yes, pronation refers to lying face-down, or facing the palm downward.
They are the same in standing but the palms are facing forward held at the side.
Frontal
Frontal
Frontal
The correct human anatomic position is as followsFlat their backPalms should be facing upToes should be pointed to the air roughly perpendicular with the tableThe penis (only in males obviously) should be erect
The subject stands upright with head held up, and face palms and toes facing anteriorly. The fingers are to be extended and palms are forward.
The palms are facing forward (so you, as the observer, can see them).